CN1801132A - Computer with multiple processors and operating method thereof - Google Patents
Computer with multiple processors and operating method thereof Download PDFInfo
- Publication number
- CN1801132A CN1801132A CN 200410103117 CN200410103117A CN1801132A CN 1801132 A CN1801132 A CN 1801132A CN 200410103117 CN200410103117 CN 200410103117 CN 200410103117 A CN200410103117 A CN 200410103117A CN 1801132 A CN1801132 A CN 1801132A
- Authority
- CN
- China
- Prior art keywords
- processor
- computing machine
- carries out
- computer
- data exchange
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Landscapes
- Power Sources (AREA)
Abstract
The invention discloses a computer and operation method with multiple processors, which is characterized by the following: setting the processor to do operating, waiting and exchanging operation; making the power consumption of computer operation processor higher than computer waiting and data exchanging processor's; setting the computer operation processor to do operation when the computer operates; setting the computer waiting and data exchanging processor to wait or exchange data when the computer waits or exchanges data. The invention reduces the power consumption in the normal operation condition, which lengthens the working lifetime of computer processor.
Description
Technical field
The present invention relates to computer realm, particularly a kind of computing machine and method of operating thereof with multiprocessor.
Background technology
The transmission trend of computer-internal framework decision computer-internal instruction and computer data has decisive influence to performance of computer systems and working method.At present, the internal framework synoptic diagram of computing machine as shown in Figure 1, this computer-internal has a processor, this computing machine comprises: central processing unit (CPU), Memory bridge and I/O (I/O) bridge.Wherein, CPU is responsible for the processing of computer data and sends instruction to Memory bridge; Memory bridge is responsible for being connected with the I/O bridge with storer, video card, receives the instruction that CPU sends, and this instruction is forwarded to corresponding memory, video card or I/O bridge; The I/O bridge is responsible for and being connected of external unit, and received instruction is sent to corresponding external unit, is carried out by external unit.The benefit of this computer-internal framework is: CPU and video card can develop relatively independently, thereby are guaranteeing to improve performance of computer systems steadily on the stable basis of computer-internal framework.
At present, also have a kind of internal framework of computing machine, as shown in Figure 2, this computer-internal has a plurality of processors, promptly has a plurality of CPU, and performance of computer systems is increased substantially.The a plurality of processors that have in the computing machine of a plurality of processors are controlled by an operating system, carry out the computing of multithreading, so that bring into play the maximum efficiency of a plurality of processor concurrent workings.
But, no matter have the computing machine of uniprocessor or have the computing machine of multiprocessor, work as meter
During the operation of calculation machine, the uniprocessor of computing machine or the multiprocessor of computing machine are all in running order, wait pending various operation or carry out various operations.In this case, if require computing machine often to open, when waiting pending various operation at any time, the uniprocessor of computing machine or the multiprocessor of computing machine just must be in running order.Because the power consumption of computer processor is several hectowatts at present, like this, will consume a large amount of electric energy.In addition, long-term that the processor of computing machine is in running order because the processor of computing machine also has mission life, the mission life that can reduce computer processor.
Summary of the invention
In view of this, fundamental purpose of the present invention is to provide on the one hand a kind of computing machine with multiprocessor, this computing machine can reduce the computing machine electric energy under the situation that computing machine often leaves the consumption and the mission life of prolongation computer processor.
Another aspect of the present invention provides a kind of method of operating with computing machine of multiprocessor, and this method can reduce the consumption of computing machine electric energy and the mission life that prolongs computer processor under the situation that computing machine often leaves.
According to above-mentioned purpose, technical scheme of the present invention is achieved in that
A kind of computing machine with multiprocessor, this computing machine comprises the external unit of computing machine, this computing machine also comprises the processor that carries out the computer run operation that is connected with external unit, processor that carries out computing machine standby and data exchange operation and the handover module that is connected with external unit, the power consumption of processing unit that carries out the computer run operation is higher than the processor that carries out computing machine standby and data exchange operation, wherein
Carry out the processor of computer run operation, be used to receive the duty switching signal that handover module sends after, the duty of the processor that carries out the computer run operation is changed;
Carry out the processor of computing machine standby and data exchange operation, be used to receive the duty switching signal that handover module sends after, the duty of the processor that carries out computing machine standby and data exchange operation is changed;
Handover module is used for sending the duty switching signal respectively to processor that carries out the computer run operation and the processor that carries out computing machine standby and data exchange operation.
On the shared pathway that is connected between the processor that described handover module is arranged on the processor that carries out computer run operation, carry out computing machine standby and data exchange operation and the external unit.
Described handover module is arranged on the processor that carries out the computer run operation or carries out in the processor of computing machine standby and data exchange operation.
The described processor that carries out the computer run operation is one or more;
The described processor that carries out computing machine standby and data exchange operation is one or more.
A kind of method of operating with computing machine of multiprocessor, carry out the processor and the processor that carries out computing machine standby and data exchange operation of computer run operation in computer installation, the power consumption of processing unit that carries out the computer run operation is higher than the processor that carries out computing machine standby and data exchange operation, and this method also comprises:
When computing machine will carry out operation, the processor that carries out the computer run operation of computer run setting, the operation of this processor object computer; When the computing machine standby or when carrying out exchanges data, the processor that carries out computing machine standby and data exchange operation of computer run setting, the standby operation of this processor object computer or carry out data exchange operation.
The current operation of computing machine for carrying out the processor of computing machine standby and data exchange operation, the processor process of carrying out the computer run operation of described computer run setting is:
The processor that carries out computer run operation of computing machine receives the duty switching signal, and the processor that carries out the computer run operation of computer starting setting cuts out the processor that carries out computing machine standby and data exchange operation of setting.
The current operation of computing machine for carrying out the processor of computer run operation, the processor process of carrying out computing machine standby and data exchange operation of described computer run setting is:
The processor that carries out computing machine standby and data exchange operation of computing machine receives the duty switching signal, the processor that carries out computing machine standby and data exchange operation of computer starting setting cuts out the processor that carries out computer run operation of setting.
Described duty switching signal is to be sent by computing machine after computing machine satisfies switching condition.
Described switching condition comprises: the time of not carrying out the operation of computing machine and setting then switches to the processor that carries out the computer run operation one from the processor that carries out computing machine standby and data exchange operation in the back after the processor that carries out the computer run operation switches to the processor that carries out computing machine standby and data exchange operation and receives the computer run operational order.
The described processor that carries out the computer run operation is one or more;
The described processor that carries out computing machine standby and data exchange operation is one or more.
From such scheme as can be seen, the present invention gives computer installation two class processors: a class power consumption of processing unit height is used to carry out the computer run operation; Another power consumption of processing unit is low, is used for the standby and the exchanges data of computing machine.This two classes processor alternation.The present invention is according to different work, switches the processor of different operating ability: when the computing machine standby or when carrying out exchanges data, computing machine switches to that class processor low in energy consumption from that high class processor of power consumption, and that class processor low in energy consumption enters duty; When carrying out the computer run operation, computing machine switches to that high class processor of power consumption from that class processor low in energy consumption, and that class processor that power consumption is high enters duty.Because the present invention uses that class processor low in energy consumption under the computing machine holding state, rather than a plurality of processors of computing machine are simultaneously in running order, thereby reduce the consumption of computing machine electric energy under the situation that computing machine often leaves.Because the present invention uses two class processor alternations, rather than simultaneously in running order, so can prolong the mission life of computer processor.Therefore, computing machine provided by the invention and method thereof reduce the consumption of computing machine electric energy and the mission life that prolongs computer processor under the situation that computing machine often leaves.
Description of drawings
Fig. 1 is the synoptic diagram of internal framework embodiment one of the computing machine of prior art;
Fig. 2 is the synoptic diagram of internal framework embodiment two of the computing machine of prior art;
Fig. 3 has the synoptic diagram of internal framework embodiment one of the computing machine of a plurality of processors for the present invention;
Fig. 4 has the synoptic diagram of internal framework embodiment two of the computing machine of a plurality of processors for the present invention;
Fig. 5 has the synoptic diagram of internal framework embodiment three of the computing machine of a plurality of processors for the present invention;
Fig. 6 has the synoptic diagram of internal framework embodiment four of the computing machine of a plurality of processors for the present invention;
Fig. 7 is a plurality of processor working state conversion synoptic diagram with computing machine of a plurality of processors of the present invention;
Fig. 8 is a plurality of processor working state flow path switch figure with computing machine of a plurality of processors of the present invention;
Fig. 9 has the workflow diagram of the computing machine of a plurality of processors for the present invention;
Figure 10 has the specific embodiment synoptic diagram of the computer operation of a plurality of processors for the present invention.
Embodiment
In order to make the purpose, technical solutions and advantages of the present invention clearer, below lift specific embodiment and, the present invention is described in more detail with reference to accompanying drawing.
For the mission life of saving electric energy and prolonging processor under the situation about often opening at computing machine, the present invention gives two processors of computer installation, these two processor alternations at least.A processor is the processor that carries out the computer run operation, the high performance CPU of this processor adopting, as: the x86CPU that Intel Company produces is used to handle the various operations that relate to computer run; A processor is the processor that carries out computing machine standby and data exchange operation, the CPU of this processor adopting low performance, as: microprogram control unit (MCU) is used for computing machine and often opens the standby under the situation and transmit computer data.The external unit of computing machine as hard disk, network interface card etc., all is shared for the CPU of high performance CPU and low performance.The structure of these two processors can be inconsistent, and for example: a processor is the RAM framework, and another processor is the x86 framework; The operating system of these two processors also can be inconsistent, for example, and processor operation form (WINDOWS) operating system, another processor operation LINUX; These two processor abilities to work and power consumption all differ greatly, and for example: a processor calculating ability is strong, and the power consumption height is a little less than another processor calculating ability, low in energy consumption.
Certainly, the present invention can also be provided with a plurality of processors, and these processors also are divided into two classes: a class processor is the processor that carries out the computer run operation, all adopts high performance CPU; Another kind of processor is the processor that carries out computing machine standby and data exchange operation, all adopts the CPU of low performance.This also alternation of two classes processor:, use that class processor of the CPU that all adopts low performance under the computing machine ideal case and transmit under the situation of computer data; When carrying out the computer run operation, use that class processor that all adopts high performance CPU.
Fig. 3 has the synoptic diagram of internal framework embodiment one of the computing machine of a plurality of processors for the present invention, as shown in the figure: this computing machine comprises CPU101, handover module 102 and a plurality of computer peripheral of high performance CPU100, low performance.Wherein, handover module 102 is used for the switching between the CPU101 of high performance CPU100 and low performance, process is: handover module 102 sends the duty switching signal for the CPU101 of high performance CPU100 and low performance, the CPU101 of high performance CPU100 and low performance receives this signal, if high performance CPU100 is current in running order, then close, if the current closed condition that is in of high performance CPU100 then starts; If the current closed condition that is in of the CPU101 of low performance then starts,, then close if high performance CPU100 is current in running order.In a word, two processor alternations.After switching is finished, by the processor that switches to, carry out work by a plurality of computer peripherals of computer bus (BUS) control as the CPU101 of high performance CPU100 or low performance, carry out work as control peripheral hardware A, peripheral hardware B, peripheral hardware C and peripheral hardware D.
Same, Fig. 4 has the synoptic diagram of internal framework embodiment two of the computing machine of a plurality of processors for the present invention, this computing machine is arranged to mechanical switch 402 with handover module 102, this mechanical switch 402 is identical with the function of handover module 102, be used for the switching between the CPU101 of high performance CPU100 and low performance, other setting is described consistent with Fig. 3.
Fig. 5 has the synoptic diagram of internal framework embodiment three of the computing machine of a plurality of processors for the present invention, this computing machine has been replaced handover module 102 with control module 502, this control module 502 is identical with the function of handover module 102, be used for the switching between the CPU101 of high performance CPU100 and low performance, other setting is described consistent with Fig. 3.
Fig. 6 has the synoptic diagram of internal framework embodiment four of the computing machine of a plurality of processors for the present invention, the modular converter of this computing machine is arranged on the side in the two class processors, when a class processor is worked, can by and another kind of processor between control line draw high the data line interface resistance of another kind of processor, thereby another kind of processor and BUS are disconnected, and other setting is described consistent with Fig. 3.
Fig. 7 is a plurality of processor working state conversion synoptic diagram with computing machine of a plurality of processors of the present invention.Suppose that this computing machine has the CPU2 of high performance CPU1 and low performance, the processor working state that computing machine may exist has three kinds: first kind, the CPU2 of high performance CPU1 and low performance is in off status; Second kind, high performance CPU1 is in out state, and the CPU2 of low performance is in off status; The third, high performance CPU1 is in off status, and the CPU2 of low performance is in out state; These three kinds of states can be changed mutually.
Fig. 8 is a plurality of processor working state flow path switch figure with computing machine of a plurality of processors of the present invention, supposes that this computing machine has the CPU2 of high performance CPU1 and low performance, and its concrete steps are:
The CPU2 of the CPU1 of step 800～801, high performance of computer and the low performance of computing machine is in off-mode;
After the CPU1 start of step 802, high performance of computer, enter duty;
The CPU1 shutdown of step 803～804, high performance of computer, computing machine handoff processor, the CPU2 start of the low performance of computing machine;
The CPU1 of step 805～806, high performance of computer enters off-mode, and the CPU2 of the low performance of computing machine enters duty.
Fig. 9 is for the present invention has the workflow diagram of the computing machine of a plurality of processors, supposes that its concrete steps of CPU2 that this computing machine has high performance CPU1 and a low performance are:
Step 900, computing machine power on;
The CPU1 of step 901, high performance of computer starts;
The CPU1 of step 902, high performance of computer enters duty;
The CPU1 of step 903, high performance of computer judges whether to receive the duty switching signal, if, execution in step 904; Otherwise, return step 902;
The CPU2 of step 904, computer starting low performance closes high performance CPU1;
The CPU2 of the low performance of step 905, computing machine enters duty;
The CPU2 of the low performance of step 906, computing machine judges whether to receive the duty switching signal, if, execution in step 907; Otherwise, return step 905;
Step 907, the high performance CPU1 of computer starting close the CPU2 of low performance, change step 902 over to.
Fig. 9 is described to be the course of work with computing machine of two processors, when computing machine has a plurality of processor, owing in advance a plurality of processors are divided for two classes, so processing procedure is identical with Fig. 9, promptly when receiving the duty switching signal, computing machine switches on the another kind of processor and moves another kind of processor from a class processor of current operation.
When the present invention wants the processor of switching computer work at present as computed user, can directly send the duty switching signal to computing machine.The present invention also can set in advance switching condition on computers, and when satisfying switching condition, computing machine sends the duty switching signal.Set switching condition can comprise: the processor from low performance after then the back switched to the processor of low performance or received the computer run operational order from high performance processor time that does not carry out the operation of computing machine and setting switches to high performance processor or the like.
Below lift a specific embodiment explanation the present invention.
Suppose that it is the processor of S3C2410x that computing machine of the present invention has processor and the model that model is x86CPU.The model that Intel Company produces be the processor work dominant frequency of x86CPU between 3G～4G, power consumption is generally moved WINDOWS operating system about 100 watts; The model that Samsung produces is the microprocessor that the processor of S3C2410x is based on ARM7, and power consumption is generally moved the LINUX system about 0.5W.As shown in figure 10, when the model of computing machine is the processor work of x86CPU, the model of computing machine is that the processor of S3C2410x is cut off power supply, the external unit of computing machine is that the processor of x86CPU is connected by I/O bridge and the Memory bridge and the model of computing machine successively, and the model of computing machine is that the processor of x86CPU is operated computing machine by WINDOWS operating system.When the model of computing machine is the processor work of S3C2410x, the model of computing machine is that processor, Memory bridge and the I/O bridge of x86CPU cut off the electricity supply, the external unit of computing machine and the model of computing machine are that the processor of S3C2410x is connected, by model is the radio-cell of the processor of S3C2410x, and the external unit of computing machine can receive or send data to other wireless devices.The model of computing machine is that the processor of S3C2410x also can be in holding state for a long time, at any time carry out exchanges data with computing machine by the wired or wireless equipment that links to each other, when receiving will move computer operation the time, the model that switches to computing machine is the processor of x86CPU.Under the computing machine holding state and only with the situation of the external device data exchange of computing machine under, computing machine uses the processor of model as S3C2410x, because model is the preparation implement of S3C2410x low in energy consumption and good power management function is arranged, so can under the situation that computing machine often leaves, reduce the consumption of computing machine electric energy.Because two processors having of computing machine are used alternatingly, and model is that the processor of S3C2410x has can for a long time in running order characteristic, the mission life that has prolonged the employed processor of computing machine.
The above only is preferred embodiment of the present invention, not in order to restriction the present invention, all any modifications of being made within the spirit and principles in the present invention, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1, a kind of computing machine with multiprocessor, this computing machine comprises the external unit of computing machine, it is characterized in that, this computing machine also comprises the processor that carries out the computer run operation that is connected with external unit, processor that carries out computing machine standby and data exchange operation and the handover module that is connected with external unit, the power consumption of processing unit that carries out the computer run operation is higher than the processor that carries out computing machine standby and data exchange operation, wherein
Carry out the processor of computer run operation, be used to receive the duty switching signal that handover module sends after, the duty of the processor that carries out the computer run operation is changed;
Carry out the processor of computing machine standby and data exchange operation, be used to receive the duty switching signal that handover module sends after, the duty of the processor that carries out computing machine standby and data exchange operation is changed;
Handover module is used for sending the duty switching signal respectively to processor that carries out the computer run operation and the processor that carries out computing machine standby and data exchange operation.
2, computing machine as claimed in claim 1 is characterized in that, on the shared pathway that is connected between the processor that described handover module is arranged on the processor that carries out computer run operation, carry out computing machine standby and data exchange operation and the external unit.
3, computing machine as claimed in claim 1 is characterized in that, described handover module is arranged on the processor that carries out the computer run operation or carries out in the processor of computing machine standby and data exchange operation.
4, computing machine as claimed in claim 1 is characterized in that, the described processor that carries out the computer run operation is one or more;
The described processor that carries out computing machine standby and data exchange operation is one or more.
5, a kind of method of operating with computing machine of multiprocessor, it is characterized in that, carry out the processor and the processor that carries out computing machine standby and data exchange operation of computer run operation in computer installation, the power consumption of processing unit that carries out the computer run operation is higher than the processor that carries out computing machine standby and data exchange operation, and this method also comprises:
When computing machine will carry out operation, the processor that carries out the computer run operation of computer run setting, the operation of this processor object computer; When the computing machine standby or when carrying out exchanges data, the processor that carries out computing machine standby and data exchange operation of computer run setting, the standby operation of this processor object computer or carry out data exchange operation.
6, method as claimed in claim 5 is characterized in that, the current operation of computing machine for carrying out the processor of computing machine standby and data exchange operation, the processor process of carrying out the computer run operation of described computer run setting is:
The processor that carries out computer run operation of computing machine receives the duty switching signal, and the processor that carries out the computer run operation of computer starting setting cuts out the processor that carries out computing machine standby and data exchange operation of setting.
7, method as claimed in claim 5 is characterized in that, the current operation of computing machine for carrying out the processor of computer run operation, the processor process of carrying out computing machine standby and data exchange operation of described computer run setting is:
The processor that carries out computing machine standby and data exchange operation of computing machine receives the duty switching signal, the processor that carries out computing machine standby and data exchange operation of computer starting setting cuts out the processor that carries out computer run operation of setting.
As claim 6 or 7 described methods, it is characterized in that 8, described duty switching signal is to be sent by computing machine after computing machine satisfies switching condition.
9, method as claimed in claim 8, it is characterized in that described switching condition comprises: the time of not carrying out the operation of computing machine and setting then switches to the processor that carries out the computer run operation one from the processor that carries out computing machine standby and data exchange operation in the back after the processor that carries out the computer run operation switches to the processor that carries out computing machine standby and data exchange operation and receives the computer run operational order.
10, method as claimed in claim 5 is characterized in that, the described processor that carries out the computer run operation is one or more;
The described processor that carries out computing machine standby and data exchange operation is one or more.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004101031179A CN100399318C (en) | 2004-12-31 | 2004-12-31 | Computer with multiple processors and operating method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004101031179A CN100399318C (en) | 2004-12-31 | 2004-12-31 | Computer with multiple processors and operating method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1801132A true CN1801132A (en) | 2006-07-12 |
| CN100399318C CN100399318C (en) | 2008-07-02 |
Family
ID=36811144
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004101031179A Expired - Fee Related CN100399318C (en) | 2004-12-31 | 2004-12-31 | Computer with multiple processors and operating method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100399318C (en) |
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101320347B (en) * | 2007-06-04 | 2010-06-09 | 晶心科技股份有限公司 | Computer system and method for controlling a processor thereof |
| WO2010133142A1 (en) * | 2009-05-20 | 2010-11-25 | 联想(北京)有限公司 | Method, device and terminal for controlling dual-processor switch |
| CN101471833B (en) * | 2007-12-29 | 2012-01-25 | 联想(北京)有限公司 | Method and apparatus for processing data |
| CN102385562A (en) * | 2010-08-31 | 2012-03-21 | 联想(北京)有限公司 | Method for interaction between computer and data |
| CN102468806A (en) * | 2010-11-03 | 2012-05-23 | 北京普源精电科技有限公司 | White noise signal generator |
| CN102789306A (en) * | 2012-06-11 | 2012-11-21 | 任少华 | Multi-mode intelligent computer system |
| CN103207659A (en) * | 2012-01-16 | 2013-07-17 | 联想(北京)有限公司 | Switching method and electronic equipment |
| CN103294157A (en) * | 2012-02-27 | 2013-09-11 | 联想(北京)有限公司 | Method and system for optimizing power consumption of electronic device and electronic device |
| CN103309428A (en) * | 2012-03-12 | 2013-09-18 | 联想(北京)有限公司 | Information processing method and electronic equipment |
| CN103309429A (en) * | 2012-03-12 | 2013-09-18 | 联想(北京)有限公司 | Information processing method and electronic equipment |
| CN101937363B (en) * | 2009-07-01 | 2013-12-25 | 联想(北京)有限公司 | Mobile terminal operating mode switching method and mobile terminal |
| CN103488598A (en) * | 2012-06-11 | 2014-01-01 | 中兴通讯股份有限公司 | Multi-mode terminal and method for realizing USB (universal serial bus) sharing |
| CN103605420A (en) * | 2013-11-15 | 2014-02-26 | 美的集团股份有限公司 | Low power consumption processing circuit and low power consumption processing method |
| CN105022469A (en) * | 2014-04-24 | 2015-11-04 | 宏达国际电子股份有限公司 | Portable electronic device and core swapping method thereof |
| CN105759935A (en) * | 2016-01-29 | 2016-07-13 | 华为技术有限公司 | Terminal control method and terminal |
| CN111324195A (en) * | 2020-02-03 | 2020-06-23 | 合肥联宝信息技术有限公司 | System working mode adjusting method and device |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101847043B (en) | 2009-03-25 | 2012-11-21 | 联想(北京)有限公司 | Method for sharing storage equipment and mobile terminal |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000181890A (en) * | 1998-12-15 | 2000-06-30 | Fujitsu Ltd | Multiprocessor exchange and switching method of its main processor |
| US7231531B2 (en) * | 2001-03-16 | 2007-06-12 | Dualcor Technologies, Inc. | Personal electronics device with a dual core processor |
| US7450963B2 (en) * | 2002-08-27 | 2008-11-11 | Qualcomm Incorporated | Low power dual processor architecture for multi mode devices |
-
2004
- 2004-12-31 CN CNB2004101031179A patent/CN100399318C/en not_active Expired - Fee Related
Cited By (27)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101320347B (en) * | 2007-06-04 | 2010-06-09 | 晶心科技股份有限公司 | Computer system and method for controlling a processor thereof |
| CN101471833B (en) * | 2007-12-29 | 2012-01-25 | 联想(北京)有限公司 | Method and apparatus for processing data |
| WO2010133142A1 (en) * | 2009-05-20 | 2010-11-25 | 联想(北京)有限公司 | Method, device and terminal for controlling dual-processor switch |
| CN101893926B (en) * | 2009-05-20 | 2012-03-07 | 联想(北京)有限公司 | Method, device and terminal for controlling switching of dual processor |
| US8886968B2 (en) | 2009-05-20 | 2014-11-11 | Lenovo (Beijing) Co., Ltd. | Method and device for controlling a dual-processor switch, and terminal associated with the method and device |
| CN101937363B (en) * | 2009-07-01 | 2013-12-25 | 联想(北京)有限公司 | Mobile terminal operating mode switching method and mobile terminal |
| CN102385562A (en) * | 2010-08-31 | 2012-03-21 | 联想(北京)有限公司 | Method for interaction between computer and data |
| CN102468806A (en) * | 2010-11-03 | 2012-05-23 | 北京普源精电科技有限公司 | White noise signal generator |
| CN102468806B (en) * | 2010-11-03 | 2016-09-07 | 北京普源精电科技有限公司 | A kind of white noise signal generator |
| CN103207659B (en) * | 2012-01-16 | 2019-12-24 | 联想(北京)有限公司 | Switching method and electronic equipment |
| CN103207659A (en) * | 2012-01-16 | 2013-07-17 | 联想(北京)有限公司 | Switching method and electronic equipment |
| CN103294157A (en) * | 2012-02-27 | 2013-09-11 | 联想(北京)有限公司 | Method and system for optimizing power consumption of electronic device and electronic device |
| CN103309429A (en) * | 2012-03-12 | 2013-09-18 | 联想(北京)有限公司 | Information processing method and electronic equipment |
| CN103309428A (en) * | 2012-03-12 | 2013-09-18 | 联想(北京)有限公司 | Information processing method and electronic equipment |
| CN103309428B (en) * | 2012-03-12 | 2016-12-14 | 联想(北京)有限公司 | Information processing method and electronic equipment |
| CN103488598A (en) * | 2012-06-11 | 2014-01-01 | 中兴通讯股份有限公司 | Multi-mode terminal and method for realizing USB (universal serial bus) sharing |
| CN103488598B (en) * | 2012-06-11 | 2016-12-14 | 中兴通讯股份有限公司 | A kind of multimode terminal and realize USB share method |
| CN102789306A (en) * | 2012-06-11 | 2012-11-21 | 任少华 | Multi-mode intelligent computer system |
| CN103605420A (en) * | 2013-11-15 | 2014-02-26 | 美的集团股份有限公司 | Low power consumption processing circuit and low power consumption processing method |
| CN103605420B (en) * | 2013-11-15 | 2017-01-11 | 美的集团股份有限公司 | Low power consumption processing circuit and low power consumption processing method |
| CN105022469A (en) * | 2014-04-24 | 2015-11-04 | 宏达国际电子股份有限公司 | Portable electronic device and core swapping method thereof |
| US9715272B2 (en) | 2014-04-24 | 2017-07-25 | Htc Corporation | Portable electronic device and core swapping method thereof |
| CN105022469B (en) * | 2014-04-24 | 2018-06-19 | 宏达国际电子股份有限公司 | Portable electronic device and its kernel exchange method |
| CN105759935A (en) * | 2016-01-29 | 2016-07-13 | 华为技术有限公司 | Terminal control method and terminal |
| CN105759935B (en) * | 2016-01-29 | 2019-01-18 | 华为技术有限公司 | A kind of terminal control method and terminal |
| US11416062B2 (en) | 2016-01-29 | 2022-08-16 | Huawei Technologies Co., Ltd. | Terminal control method and terminal |
| CN111324195A (en) * | 2020-02-03 | 2020-06-23 | 合肥联宝信息技术有限公司 | System working mode adjusting method and device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100399318C (en) | 2008-07-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN1801132A (en) | Computer with multiple processors and operating method thereof | |
| CN1292586C (en) | Electronic device and power source control method | |
| CN101661321B (en) | Computer and method for controlling operation thereof | |
| CN1157641C (en) | Processor | |
| CN1848041A (en) | Active and negative switching radiating system for notebook computer | |
| CN101051242A (en) | Power supply control method and device for computer system | |
| CN100381972C (en) | Power management method for an electronic apparatus | |
| CN100336346C (en) | Consumption control method of parallel computing trunking power supply | |
| CN1595375A (en) | Computer data protecting method and apparatus | |
| CN1300661C (en) | Computer system and power source management state | |
| CN1324421C (en) | Method and apparatus for central processor frequency conversion and central processor fan speed change | |
| CN1584787A (en) | Power conservation in the absence of AC power | |
| CN1506868A (en) | Method of remote controlling computer in different area via computer network | |
| CN1540539A (en) | System and method for controlling interrput | |
| CN1567139A (en) | A memory device and storage method thereof | |
| Jana et al. | Power consumption due to data movement in distributed programming models | |
| CN2479547Y (en) | Micro memory with USB plug | |
| CN1661517A (en) | Method of saving electricity for portable computers | |
| CN1225681C (en) | Computer system capable of switching working frequency and its switching method | |
| CN100465941C (en) | Paralleling calculating machinery based on DSP and system | |
| CN1278204C (en) | Power source management state control method | |
| CN1121642C (en) | Electric-saving computer system | |
| CN1851615A (en) | Sighal transmission method for computer system and peripheral unit using PCI express bus | |
| CN218446725U (en) | AI edge calculation circuit | |
| CN208597124U (en) | A kind of low-power consumption miniaturization hardware monitoring device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080702 Termination date: 20201231 |